[ 1218.394504][T12773] netdevsim netdevsim758 eni758np1: renamed from eth1
[ 1218.522544][T12776] netdevsim netdevsim434 eni434np1: renamed from eth0
[ 1221.215010][T12768] Could not find device with ifindex 2000 in netnsfd 11
[ 1221.216192][T12768] Could not find netns with fd: 2000
[ 1221.217158][T12768] Cannot link a netdevsim to itself
[ 1221.218243][T12768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).